(b) Rosie Question 4. α – 1 – antitrypsin is (c) high glutenin content Cry 11 Ab and and crylAb produce toxins that control Answer: The use of biology to develop technologies and products for the welfare of human beings is known as Biotechnology.It has various applications in different fields such as Therapeutics, Diagnostics, Processed Food, Waste Management, … (c) Saccharomyces Question 15. (c) Tracy, Question 59. (b) a single stranded DNA Answer: Free Sample Papers with solutions for Class 12 Biology,... Download past year Question Papers for Class 12 Biology as per CBSE NCERT KVS syllabus with solutions in pdf free. (d) To produce useful biological products A genetic disorder can be cured through (c) toxin produced by protozoa (c) foreign RNA in all of their cells. (d) can be ssDNA but not ssRNA. E. coli are used in production ofOptions:(a) rifampicin (b) LH(c) ecdysone (d) Answer: GM plants have higher tolerance to abiotic stresses such as cold, drought, salt and heat. (d) exploitation of bioresources without authentic permission. (b) toxins occur as inactive protoxins in bacteria Question 16. These are class 12 Notes prepared by team of expert teachers. (b) embryo transfer Answer: (d) Dolly, Question 60. (a) a single stranded RNA, (b) a single stranded DNA, Question 5. (c) both RNAi and antisense RNA, Question 23. (c) foreign DNA in all its cells, Question 56. (a) apiculture (b) insect resistant Download latest curriculum with important topics, chapter weightage, topic wise marks... Download HOTs Questions for Class 12 Biology for all important topics in Class 12 Biology based on CBSE NCERT syllabus and latest pattern. (a) 13 Answer: The applications of biotechnology include therapeutics, diagnostics, genetically modified crops for agriculture, processed food, bioremediation, waste treatment and energy production. Which of the following has been covered under the broad patent category ? Answer: How many recombinant therapeutics worldwide have been approved for human use ? Identify the name of transgenic sheep. (a) 8 Answer: (b) lymphocytes Answer: 2. The Notes cover all topics which provides the students a simple way to study of revise the chapter. (d) autoradiography. Answer: Answer: Answer: (d) ANDI (c) a-1-antitrypsin. Question 26. (a) bacteria are resistant to the toxin (b) gene therapy Biotechnology and its Applications Class 12 Notes are prepared in a systematic manner which gets rid of confusion among children regarding the course content since CBSE keeps on updating the course every year. (a) riboflavins NCERT Solutions. (d) ssRNA. (d) None of these Answer: (a) polymerase chain reaction (b) Oryza Plants, bacteria, fungi and animals whose genes have been altered are called Genetically Modified Organisms or GMOs. (a) foreign RNA in all its cells (d) Escherichia. (c) a bacterial gene expressing system (b) Co-667 Golden rice is (d) Genetic and Environment Approval Committee. Answer: (d) both (a) and (c). (b) Enzymes present in the saliva (d) inactive toxin. (a) EliLilly Question 50. (a) Bacillus thuringiensis Goldlen rice is yellow in colour due to the presence of 15. (c) flies and mosquitoes The Notes cover all topics which provides the students a simple way to study of revise the chapter. (d) all of these. (c) 15 Nif gene for nitrogen fixation in cereal crops like wheat, jowar etc., is introduced by cloning Biotechnology essentially deals with industrial scale production of biopharmaceuticals and biologicals. (d) high vitamin A content. (a) Bacillus thuringiensis, Question 17. (a) fish (a) study of physiology of pathogen (d) There is no specific reason. (c) biopatent Answer: (c) Bt brinjal (c) a transgenic rice having gene for β -carotene (a) ssDNA Physics; Media; Pay As You Like; Subscribe-Hindi; Subscribe-English; Logout. (b) a denatured toxin (d) resistant to all pesticides. Answer: Silencing of a gene could be achieved through the use of (d) B – peptide is removed from proinsulin.

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